3981466508 has 18 divisors (see below), whose sum is σ = 7053549804. Its totient is φ = 1966180584.

The previous prime is 3981466483. The next prime is 3981466537. The reversal of 3981466508 is 8056641893.

3981466508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1147985 + ... + 1151447.

It is an arithmetic number, because the mean of its divisors is an integer number (391863878).

Almost surely, 2^3981466508 is an apocalyptic number.

It is an amenable number.

3981466508 is a deficient number, since it is larger than the sum of its proper divisors (3072083296).

3981466508 is an frugal number, since it uses more digits than its factorization.

3981466508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7013 (or 3548 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 3981466508 is about 63098.8629691534. The cubic root of 3981466508 is about 1584.9455819601.

The spelling of 3981466508 in words is "three billion, nine hundred eighty-one million, four hundred sixty-six thousand, five hundred eight".